Two U.S. Navy Submarines and a Royal Navy Submarine surfaced under arctic ice in the Beaufort Sea, Arctic Ocean during ICEX ...

A US Navy nuclear-powered submarine arrived in Iceland for the first time on Wednesday. A top admiral told BI the USS Newport News' visit sent a message to America's adversaries. It comes as the US ...

A submarine is a military or civilian vessel designed to operate underwater for extended periods, capable of diving below the ...

The race has intensified as the sea ice has been declining. It's one of the harshest environments on Earth. But the Arctic is also of growing strategic importance - where the U.S. is in a race with ...

Russia's submarine fleet is considered formidable, much more capable than its surface vessels.

Business Insider traveled with the Dutch Navy in the Arctic region to witness NATO operations. A reporter flew on the European-made NH90 helicopter, which specializes in anti-submarine warfare. This ...

Scientists in China have developed a new tech that can reportedly help detect a low-frequency sound source originating from the extreme depths in waters. Developed by scientists at Harbin Engineering ...

Lanes through the Baltic Sea ice are pictured from the deck of the icebreaker Polaris, which assists cargo ships in and out of ports, in Tornio, northern Finland, on Feb. 3, 2019. (Sam Kingsley/AFP ...